TY  - RPRT
TI  - Taeniopterid lamina on Phasmatocycas megasporophylls (Cycadales) from the Lower Permian of Kansas, U.S.A.
AU  - W.H. Gillespie
AU  - H.W. Pfefferkorn
PY  - 1986
DO  - 10.1016/0034-6667(86)90069-2
UR  - https://pubs.usgs.gov/publication/70015036
ID  - 70015036
ER  -